← The evidence ledger
Evidence row 1773481
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:9196
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 454352f3939ad2c8bf238ddc798c0ba7fd10510b835a70aa2405c1f9b041f3f6
- Leaf
- 0xb2e9222290f8df5e38df4b37a0d9e7678644ae46bbe55076233e6db002dafef0
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/IsiOV3"
],
[
"a2a",
"https://centralcity.ai/a2a/1df43276-af33-4369-942b-40f2c9e3c794/.well-known/agent-card.json"
]
],
"name": "Diova",
"owner_address": "0x73a7314bbed2cda445e20418ee0fc7b950d44c57",
"raw": {
"agent_id": "9196",
"agent_uri": "https://centralcity.ai/a/IsiOV3",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Diova is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/IsiOV3",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Diova",
"registrations": [
{
"agentId": 9196,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/1df43276-af33-4369-942b-40f2c9e3c794/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/IsiOV3",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793549566,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-01T16:14:50Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Diova is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/IsiOV3"
}What the leaf hashes
{"body":"454352f3939ad2c8bf238ddc798c0ba7fd10510b835a70aa2405c1f9b041f3f6","id":1773481,"kind":"listing","method":"sync.erc8004/1","observed_us":1793549690434089,"prev":null,"subject":"erc8004:5042:9196","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).
- 0xb2e8d06c9b3cce4db412813cab96128ea092f8ec17586d2486cae2d301b365d0
- 0x69ff2373d1d398e60b925efbb93220b951723cc22bca1ce339b489acd910c388
- 0x1e206359a11453aebe79a901d2f210347f6e9ba93629e1f8946ac3ccd5df605d
- 0x7a59e97ae5fc2506a302b344910abb43123102a023865cdc5eced05af6bcca82
- 0x46869d10a3b9d93a6b9757197c6086eb6404a2fecfb79a7be2adb00625c538fd
- 0x80a97bd854f86de4a518ec7acb8e313a9bbe7d2212a8544387982311ccd52856
- 0x7cc50b20dcf9d37abb744f5b13952f6f9f9ee5d42346928d67f3ba59357458b5
- 0x2c88bb0d7d0aee147b8a63254b705fd41361b6787a9e3c748d0d483790c89242
- 0x848870c98086eb3b6f02c6987c52061e96e8137a4bcd99754a8e40f6626a9f5d
- 0x4e094d3f543b74c1efddb6dc28b7fffa1a2dc2f65d5f141b5750b8e5e5a2c306
- 0x50b499ec34e5836666b3073e50d66b00f85067bb060f886ef81993a2efb0fd5a
- 0xa87679061ed9f6e4879c48dd21dfa0ced6c40332a3f9f21fbf65b699a6d71c4d
- 0x09b948c0d8cd867de430ca3ffdb84085f96db35e2383786862f87cf6547dbabf
- 0xa61b9b680bca298a8a4f69cdebc25b3acf2105f25b9ad6f8fe0ea50e55adf8ca
- 0xc88d127644e311620e3bcad9c976ab2c79963799278768230b1762de9b7cd724
- 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
- 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
- 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
- 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
- Day root
- 0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
- Chained
- 0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
- Published
- On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90